22155542505005 has 128 divisors (see below), whose sum is σ = 33752747212800. Its totient is φ = 13668474822912.

The previous prime is 22155542504981. The next prime is 22155542505007. The reversal of 22155542505005 is 50050524555122.

It is not a de Polignac number, because 22155542505005 - 2²⁸ = 22155274069549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22155542505007) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1610251316 + ... + 1610265074.

It is an arithmetic number, because the mean of its divisors is an integer number (263693337600).

Almost surely, 2^{22155542505005} is an apocalyptic number.

It is an amenable number.

22155542505005 is a deficient number, since it is larger than the sum of its proper divisors (11597204707795).

22155542505005 is a wasteful number, since it uses less digits than its factorization.

22155542505005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14340 (or 14314 counting only the distinct ones).

The product of its (nonzero) digits is 500000, while the sum is 41.

The spelling of 22155542505005 in words is "twenty-two trillion, one hundred fifty-five billion, five hundred forty-two million, five hundred five thousand, five".